OFFUTT AIR FORCE BASE, Neb. -- Staff Sgt. Johnnie Bennett, a crew chief with the 55th Maintenance Group, lowers panels of an RC-135 V/W Rivet Joint aircraft to inspect the air conditioning system Sept. 12, as part of an operational readiness inspection. The system is used to cool the electronic equipment onboard the aircraft. The 55th Wing earned an overall "Excellent" rating from the Air Combat Command inspection team. (U.S. Air Force photo/Josh Plueger)